APA aipamena

Sheppard, D. (1982). The availability of books on driving. Transport and Road Research Laboratory.

Chicago Style aipamena

Sheppard, D. The Availability of Books on Driving. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.

MLA aipamena

Sheppard, D. The Availability of Books on Driving. Transport and Road Research Laboratory, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.